Finding the Fourth Proportional to 798,362.44, 1,197,560.68 and 286,061.05
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Solution
The fourth proportional to 798,362.44, 1,197,560.68 and 286,061.05 is: 429,097.67
Step by Step Solution
- Step 1: Write the proportion equation
798,362.44 : 1,197,560.68 = 286,061.05 : x - Step 2: Convert to fraction form
798,362.44/1,197,560.68 = 286,061.05/x - Step 3: Cross multiply
798,362.44x = 1,197,560.68 × 286,061.05 - Step 4: Simplify right side
798,362.44x = 342,575,465,559.51 - Step 5: Solve for x
x = 342,575,465,559.51/798,362.44 - Step 6: Final answer
x = 429,097.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.